h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 472

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 15 Serial Communication Interface (SCI, IrDA)
Table 15.8 SMR Settings and Serial Transfer Format Selection
Table 15.9 SMR and SCR Settings and SCI Clock Source Selection
Rev. 4.00 Jun 06, 2006 page 418 of 1004
REJ09B0301-0400
Bit 7
C/A A A A
0
1
SMR
Bit 7
C/A A A A
0
1
Bit 6
CHR
0
1
0
1
—
Bit 1
CKE1
0
1
0
1
SCR Setting
SMR Settings
Bit 2
MP
0
1
—
Bit 0
CKE0
0
1
0
1
0
1
0
1
Bit 5
PE
0
1
0
1
—
—
—
—
—
Mode
Asynchronous
mode
Synchronous
mode
Bit 3
STOP Mode
0
1
0
1
0
1
0
1
0
1
0
1
—
Asynchronous
mode
Asynchronous
mode (multi-
processor format)
Synchronous mode
Clock
Source
Internal
External
Internal
External
Data
Length
8-bit data
7-bit data
8-bit data
7-bit data
8-bit data
SCK Pin Function
SCI does not use SCK pin
Outputs clock with same frequency as bit
rate
Inputs clock with frequency of 16 times
the bit rate
Outputs serial clock
Inputs serial clock
SCI Transfer Clock
SCI Transfer Format
Multi-
processor
Bit
No
Yes
No
Parity
Bit
No
Yes
No
Yes
No
Stop Bit
Length
1 bit
2 bits
1 bit
2 bits
1 bit
2 bits
1 bit
2 bits
1 bit
2 bits
1 bit
2 bits
None